Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Microcline from
Oak Creek Grade Prospect (Basin Ranch), Fremont County, Colorado, USA


Locality type:Prospect
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Oak Creek Grade Prospect (Basin Ranch), Fremont County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:374729
Long-form Identifier:1:3:374729:2
GUID (UUID V4):0
Nearest other occurrences of Microcline
1.1km (0.7 miles) ⓘLast Hope Occurrence, Fremont County, Colorado, USA
7.2km (4.5 miles) ⓘRoyal Gorge Quarry, Fremont County, Colorado, USA
9.2km (5.7 miles) ⓘMcKinley Mountain Area, Custer County, Colorado, USA
15.5km (9.6 miles) ⓘAtomic Mountain Claim (Atomic Mountain; Starbuck; General Ike; Thorium Mountain Claims; Nightengale; Mystery; Lucky Find), McKinley Mountain Area, Custer County, Colorado, USA
15.9km (9.9 miles) ⓘIron Mountain Mine (Iron Mountain Deposit; Iron Mountain Titaniferous Magnetite Deposit), McClure Mountain Complex, Fremont County, Colorado, USA
16.7km (10.4 miles) ⓘBorder Feldspar Prospect No. 1 and No. 2, Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
17.2km (10.7 miles) ⓘR. H. Magnuson Mine (Magnusson Crosscut), Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
17.6km (10.9 miles) ⓘLorain Pegmatite, Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
17.7km (11.0 miles) ⓘMeyers quarry (Meyers Quarry; Meyers-Halstead Quarry; Suzana Claims; Suzanna Claims; Royal Gorge No. 2), Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
17.7km (11.0 miles) ⓘMica Lode Mine (Mica Hill Mine), Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
References
Hanley, J.B., Heinrich, E.W., Page, L.R. (1950) Pegmatite investigations in Colorado, Wyoming, and Utah, 1942-1944. Professional Paper 227. US Geological Survey doi:10.3133/pp227
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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